Home / 156,976.40-235,464.60-155,500.18

Finding the Fourth Proportional to 156,976.40, 235,464.60 and 155,500.18

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Solution

The fourth proportional to 156,976.40, 235,464.60 and 155,500.18 is: 233,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,976.40 : 235,464.60 = 155,500.18 : x
  2. Step 2: Convert to fraction form
    156,976.40/235,464.60 = 155,500.18/x
  3. Step 3: Cross multiply
    156,976.40x = 235,464.60 × 155,500.18
  4. Step 4: Simplify right side
    156,976.40x = 36,614,787,683.63
  5. Step 5: Solve for x
    x = 36,614,787,683.63/156,976.40
  6. Step 6: Final answer
    x = 233,250.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.